Apple Watch Series 3 vs. Fitbit Flex 2 vs. Garmin Vivosmart HR vs. Garmin Forerunner 935 vs. Garmin Forerunner 45

 
Watch Series 3
Flex 2
Vivosmart HR
Forerunner 935
Forerunner 45
 AppleWatch Series 3Remove Buy NowFitbitFlex 2Remove Buy NowGarminVivosmart HRRemove Buy NowGarminForerunner 935Remove Buy NowGarminForerunner 45Remove Buy Now

Basic Info

Suggested Price$329$100$170$500$199
Release20172016201520172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours5 days5 daysUp to 2 weeks7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution340 x 272 or 390 x 312n/a160 x 68240 x 240208 x 208
Size1.5 inches or 1.65 inchesn/a1.08 inches1.2 inches1.04 inches
Touchn/a
TypeAMOLEDLEDn/aLCDLCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM5 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 4n/an/aBuilt-in
Apps
Music

All Wearables